Zman wrote:
Rainy season usually starts in mid May not Sept. Usually strong at first the let's up a bit in July - Aug. It is the worst in Sept and out.
Hardly ever rains all day. Mostly sunny mornings and rain in afternoon.
You will learn to never leave your house without an umbrella.
Fairly accurate description. Only thing I would add is that the timing of the rain, the amount, and the length of the season will vary by location within the country.
San Jose gets considerably more rain than my location in the northwest Pacific coast where cactus grow wild.
DrJay